Ch 5 A&P

Front

What does it mean that the epidermis is avascular?

Back

It means that the epidermis has no blood vessels, and nutrients are supplied through diffusion from the dermis.

Front

What is a common parasitic insect found on the head?

Back

Lice.

Front

What percentage of sweat is water?

Back

99%.

Front

How much water can we lose through sweat in a day?

Back

Around 500 mL.

Front

What is alopecia?

Back

Alopecia is a condition characterized by hair loss.

Front

What are boils?

Back

Boils are a type of skin infection caused by bacteria.

Front

What is the primary function of the epidermis?

Back

The primary function of the epidermis is to provide a protective barrier for the body.

Front

What is the role of sweat glands?

Back

Sweat glands help regulate body temperature and excrete waste through sweat.

Front

What is the dermis?

Back

The dermis is the layer of skin beneath the epidermis that contains blood vessels, nerves, and connective tissue.

Front

What causes skin infections?

Back

Skin infections are often caused by bacteria, viruses, or fungi.